Screwdriver
OwnerRony C. Chan, De Sheng XIEinventors
Life of this patent
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OwnerRony C. Chan, De Sheng XIEinventors
Estimating the term…
A screwdriver including a handle, a mandrel shank, a mandrel, a bit holder, and a mandrel insert. The mandrel shank includes a first mandrel shank end coupled with the handle and a second mandrel shank end opposite the first mandrel shank end and having a first bayonet structure. The mandrel is at least partially positioned in the handle and movable relative to the handle along the mandrel shank. The mandrel includes a tip end selectively received in a mandrel receptacle of the handle. The mandrel insert is coupled to the second mandrel shank end and includes a second bayonet structure coupled to the first bayonet structure. The mandrel and the bit holder are movable between a retracted position and an extended position in which a bit retainer of the bit holder is accessible from an exterior of the handle.
A screwdriver comprising:
A screwdriver comprising:
A screwdriver comprising:
Dependencies are inferred from the claim text.